.reg_form{
  padding: 10px;
  font-size: 14px;
  input{
    font-size: 14px;
  }
  .code-row{
    position: relative;
    #code_btn{
      position: absolute;
      top: 0;
      right: 5px;
      width: auto;
    }
  }
}
.btn_tool{
  display: flex;
  padding: 10px;
  button{
    flex: 1;
    padding: 10px 0;
  }
}